sound/pci/ac97/ac97_proc.c

   1 /*
   2  *  Copyright (c) by Jaroslav Kysela <perex@suse.cz>
   3  *  Universal interface for Audio Codec '97
   4  *
   5  *  For more details look to AC '97 component specification revision 2.2
   6  *  by Intel Corporation (http://developer.intel.com).
   7  *
   8  *
   9  *   This program is free software; you can redistribute it and/or modify
  10  *   it under the terms of the GNU General Public License as published by
  11  *   the Free Software Foundation; either version 2 of the License, or
  12  *   (at your option) any later version.
  13  *
  14  *   This program is distributed in the hope that it will be useful,
  15  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  *   GNU General Public License for more details.
  18  *
  19  *   You should have received a copy of the GNU General Public License
  20  *   along with this program; if not, write to the Free Software
  21  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  22  *
  23  */
  24
  25 #include <sound/driver.h>
  26 #include <linux/slab.h>
  27 #include <sound/core.h>
  28 #include <sound/ac97_codec.h>
  29 #include <sound/asoundef.h>
  30 #include "ac97_local.h"
  31 #include "ac97_id.h"
  32
  33 /*
  34  * proc interface
  35  */
  36
  37 static void snd_ac97_proc_read_main(ac97_t *ac97, snd_info_buffer_t * buffer, int subidx)
  38 {
  39         char name[64];
  40         unsigned short val, tmp, ext, mext;
  41         static const char *spdif_slots[4] = { " SPDIF=3/4", " SPDIF=7/8", " SPDIF=6/9", " SPDIF=res" };
  42         static const char *spdif_rates[4] = { " Rate=44.1kHz", " Rate=res", " Rate=48kHz", " Rate=32kHz" };
  43         static const char *spdif_rates_cs4205[4] = { " Rate=48kHz", " Rate=44.1kHz", " Rate=res", " Rate=res" };
  44
  45         snd_ac97_get_name(NULL, ac97->id, name, 0);
  46         snd_iprintf(buffer, "%d-%d/%d: %s\n\n", ac97->addr, ac97->num, subidx, name);
  47         if ((ac97->scaps & AC97_SCAP_AUDIO) == 0)
  48                 goto __modem;
  49
  50         // val = snd_ac97_read(ac97, AC97_RESET);
  51         val = ac97->caps;
  52         snd_iprintf(buffer, "Capabilities     :%s%s%s%s%s%s\n",
  53                     val & AC97_BC_DEDICATED_MIC ? " -dedicated MIC PCM IN channel-" : "",
  54                     val & AC97_BC_RESERVED1 ? " -reserved1-" : "",
  55                     val & AC97_BC_BASS_TREBLE ? " -bass & treble-" : "",
  56                     val & AC97_BC_SIM_STEREO ? " -simulated stereo-" : "",
  57                     val & AC97_BC_HEADPHONE ? " -headphone out-" : "",
  58                     val & AC97_BC_LOUDNESS ? " -loudness-" : "");
  59         tmp = ac97->caps & AC97_BC_DAC_MASK;
  60         snd_iprintf(buffer, "DAC resolution   : %s%s%s%s\n",
  61                     tmp == AC97_BC_16BIT_DAC ? "16-bit" : "",
  62                     tmp == AC97_BC_18BIT_DAC ? "18-bit" : "",
  63                     tmp == AC97_BC_20BIT_DAC ? "20-bit" : "",
  64                     tmp == AC97_BC_DAC_MASK ? "???" : "");
  65         tmp = ac97->caps & AC97_BC_ADC_MASK;
  66         snd_iprintf(buffer, "ADC resolution   : %s%s%s%s\n",
  67                     tmp == AC97_BC_16BIT_ADC ? "16-bit" : "",
  68                     tmp == AC97_BC_18BIT_ADC ? "18-bit" : "",
  69                     tmp == AC97_BC_20BIT_ADC ? "20-bit" : "",
  70                     tmp == AC97_BC_ADC_MASK ? "???" : "");
  71         snd_iprintf(buffer, "3D enhancement   : %s\n",
  72                 snd_ac97_stereo_enhancements[(val >> 10) & 0x1f]);
  73         snd_iprintf(buffer, "\nCurrent setup\n");
  74         val = snd_ac97_read(ac97, AC97_MIC);
  75         snd_iprintf(buffer, "Mic gain         : %s [%s]\n", val & 0x0040 ? "+20dB" : "+0dB", ac97->regs[AC97_MIC] & 0x0040 ? "+20dB" : "+0dB");
  76         val = snd_ac97_read(ac97, AC97_GENERAL_PURPOSE);
  77         snd_iprintf(buffer, "POP path         : %s 3D\n"
  78                     "Sim. stereo      : %s\n"
  79                     "3D enhancement   : %s\n"
  80                     "Loudness         : %s\n"
  81                     "Mono output      : %s\n"
  82                     "Mic select       : %s\n"
  83                     "ADC/DAC loopback : %s\n",
  84                     val & 0x8000 ? "post" : "pre",
  85                     val & 0x4000 ? "on" : "off",
  86                     val & 0x2000 ? "on" : "off",
  87                     val & 0x1000 ? "on" : "off",
  88                     val & 0x0200 ? "Mic" : "MIX",
  89                     val & 0x0100 ? "Mic2" : "Mic1",
  90                     val & 0x0080 ? "on" : "off");
  91
  92         ext = snd_ac97_read(ac97, AC97_EXTENDED_ID);
  93         if (ext == 0)
  94                 goto __modem;
  95
  96         snd_iprintf(buffer, "Extended ID      : codec=%i rev=%i%s%s%s%s DSA=%i%s%s%s%s\n",
  97                         (ext & AC97_EI_ADDR_MASK) >> AC97_EI_ADDR_SHIFT,
  98                         (ext & AC97_EI_REV_MASK) >> AC97_EI_REV_SHIFT,
  99                         ext & AC97_EI_AMAP ? " AMAP" : "",
 100                         ext & AC97_EI_LDAC ? " LDAC" : "",
 101                         ext & AC97_EI_SDAC ? " SDAC" : "",
 102                         ext & AC97_EI_CDAC ? " CDAC" : "",
 103                         (ext & AC97_EI_DACS_SLOT_MASK) >> AC97_EI_DACS_SLOT_SHIFT,
 104                         ext & AC97_EI_VRM ? " VRM" : "",
 105                         ext & AC97_EI_SPDIF ? " SPDIF" : "",
 106                         ext & AC97_EI_DRA ? " DRA" : "",
 107                         ext & AC97_EI_VRA ? " VRA" : "");
 108         val = snd_ac97_read(ac97, AC97_EXTENDED_STATUS);
 109         snd_iprintf(buffer, "Extended status  :%s%s%s%s%s%s%s%s%s%s%s%s%s%s\n",
 110                         val & AC97_EA_PRL ? " PRL" : "",
 111                         val & AC97_EA_PRK ? " PRK" : "",
 112                         val & AC97_EA_PRJ ? " PRJ" : "",
 113                         val & AC97_EA_PRI ? " PRI" : "",
 114                         val & AC97_EA_SPCV ? " SPCV" : "",
 115                         val & AC97_EA_MDAC ? " MADC" : "",
 116                         val & AC97_EA_LDAC ? " LDAC" : "",
 117                         val & AC97_EA_SDAC ? " SDAC" : "",
 118                         val & AC97_EA_CDAC ? " CDAC" : "",
 119                         ext & AC97_EI_SPDIF ? spdif_slots[(val & AC97_EA_SPSA_SLOT_MASK) >> AC97_EA_SPSA_SLOT_SHIFT] : "",
 120                         val & AC97_EA_VRM ? " VRM" : "",
 121                         val & AC97_EA_SPDIF ? " SPDIF" : "",
 122                         val & AC97_EA_DRA ? " DRA" : "",
 123                         val & AC97_EA_VRA ? " VRA" : "");
 124         if (ext & AC97_EI_VRA) {        /* VRA */
 125                 val = snd_ac97_read(ac97, AC97_PCM_FRONT_DAC_RATE);
 126                 snd_iprintf(buffer, "PCM front DAC    : %iHz\n", val);
 127                 if (ext & AC97_EI_SDAC) {
 128                         val = snd_ac97_read(ac97, AC97_PCM_SURR_DAC_RATE);
 129                         snd_iprintf(buffer, "PCM Surr DAC     : %iHz\n", val);
 130                 }
 131                 if (ext & AC97_EI_LDAC) {
 132                         val = snd_ac97_read(ac97, AC97_PCM_LFE_DAC_RATE);
 133                         snd_iprintf(buffer, "PCM LFE DAC      : %iHz\n", val);
 134                 }
 135                 val = snd_ac97_read(ac97, AC97_PCM_LR_ADC_RATE);
 136                 snd_iprintf(buffer, "PCM ADC          : %iHz\n", val);
 137         }
 138         if (ext & AC97_EI_VRM) {
 139                 val = snd_ac97_read(ac97, AC97_PCM_MIC_ADC_RATE);
 140                 snd_iprintf(buffer, "PCM MIC ADC      : %iHz\n", val);
 141         }
 142         if ((ext & AC97_EI_SPDIF) || (ac97->flags & AC97_CS_SPDIF)) {
 143                 if (ac97->flags & AC97_CS_SPDIF)
 144                         val = snd_ac97_read(ac97, AC97_CSR_SPDIF);
 145                 else
 146                         val = snd_ac97_read(ac97, AC97_SPDIF);
 147
 148                 snd_iprintf(buffer, "SPDIF Control    :%s%s%s%s Category=0x%x Generation=%i%s%s%s\n",
 149                         val & AC97_SC_PRO ? " PRO" : " Consumer",
 150                         val & AC97_SC_NAUDIO ? " Non-audio" : " PCM",
 151                         val & AC97_SC_COPY ? "" : " Copyright",
 152                         val & AC97_SC_PRE ? " Preemph50/15" : "",
 153                         (val & AC97_SC_CC_MASK) >> AC97_SC_CC_SHIFT,
 154                         (val & AC97_SC_L) >> 11,
 155                         (ac97->flags & AC97_CS_SPDIF) ?
 156                             spdif_rates_cs4205[(val & AC97_SC_SPSR_MASK) >> AC97_SC_SPSR_SHIFT] :
 157                             spdif_rates[(val & AC97_SC_SPSR_MASK) >> AC97_SC_SPSR_SHIFT],
 158                         (ac97->flags & AC97_CS_SPDIF) ?
 159                             (val & AC97_SC_DRS ? " Validity" : "") :
 160                             (val & AC97_SC_DRS ? " DRS" : ""),
 161                         (ac97->flags & AC97_CS_SPDIF) ?
 162                             (val & AC97_SC_V ? " Enabled" : "") :
 163                             (val & AC97_SC_V ? " Validity" : ""));
 164                 /* ALC650 specific*/
 165                 if ((ac97->id & 0xfffffff0) == 0x414c4720 &&
 166                     (snd_ac97_read(ac97, AC97_ALC650_CLOCK) & 0x01)) {
 167                         val = snd_ac97_read(ac97, AC97_ALC650_SPDIF_INPUT_STATUS2);
 168                         if (val & AC97_ALC650_CLOCK_LOCK) {
 169                                 val = snd_ac97_read(ac97, AC97_ALC650_SPDIF_INPUT_STATUS1);
 170                                 snd_iprintf(buffer, "SPDIF In Status  :%s%s%s%s Category=0x%x Generation=%i",
 171                                             val & AC97_ALC650_PRO ? " PRO" : " Consumer",
 172                                             val & AC97_ALC650_NAUDIO ? " Non-audio" : " PCM",
 173                                             val & AC97_ALC650_COPY ? "" : " Copyright",
 174                                             val & AC97_ALC650_PRE ? " Preemph50/15" : "",
 175                                             (val & AC97_ALC650_CC_MASK) >> AC97_ALC650_CC_SHIFT,
 176                                             (val & AC97_ALC650_L) >> 15);
 177                                 val = snd_ac97_read(ac97, AC97_ALC650_SPDIF_INPUT_STATUS2);
 178                                 snd_iprintf(buffer, "%s Accuracy=%i%s%s\n",
 179                                             spdif_rates[(val & AC97_ALC650_SPSR_MASK) >> AC97_ALC650_SPSR_SHIFT],
 180                                             (val & AC97_ALC650_CLOCK_ACCURACY) >> AC97_ALC650_CLOCK_SHIFT,
 181                                             (val & AC97_ALC650_CLOCK_LOCK ? " Locked" : " Unlocked"),
 182                                             (val & AC97_ALC650_V ? " Validity?" : ""));
 183                         } else {
 184                                 snd_iprintf(buffer, "SPDIF In Status  : Not Locked\n");
 185                         }
 186                 }
 187         }
 188
 189
 190       __modem:
 191         mext = snd_ac97_read(ac97, AC97_EXTENDED_MID);
 192         if (mext == 0)
 193                 return;
 194
 195         snd_iprintf(buffer, "Extended modem ID: codec=%i%s%s%s%s%s\n",
 196                         (mext & AC97_MEI_ADDR_MASK) >> AC97_MEI_ADDR_SHIFT,
 197                         mext & AC97_MEI_CID2 ? " CID2" : "",
 198                         mext & AC97_MEI_CID1 ? " CID1" : "",
 199                         mext & AC97_MEI_HANDSET ? " HSET" : "",
 200                         mext & AC97_MEI_LINE2 ? " LIN2" : "",
 201                         mext & AC97_MEI_LINE1 ? " LIN1" : "");
 202         val = snd_ac97_read(ac97, AC97_EXTENDED_MSTATUS);
 203         snd_iprintf(buffer, "Modem status     :%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s\n",
 204                         val & AC97_MEA_GPIO ? " GPIO" : "",
 205                         val & AC97_MEA_MREF ? " MREF" : "",
 206                         val & AC97_MEA_ADC1 ? " ADC1" : "",
 207                         val & AC97_MEA_DAC1 ? " DAC1" : "",
 208                         val & AC97_MEA_ADC2 ? " ADC2" : "",
 209                         val & AC97_MEA_DAC2 ? " DAC2" : "",
 210                         val & AC97_MEA_HADC ? " HADC" : "",
 211                         val & AC97_MEA_HDAC ? " HDAC" : "",
 212                         val & AC97_MEA_PRA ? " PRA(GPIO)" : "",
 213                         val & AC97_MEA_PRB ? " PRB(res)" : "",
 214                         val & AC97_MEA_PRC ? " PRC(ADC1)" : "",
 215                         val & AC97_MEA_PRD ? " PRD(DAC1)" : "",
 216                         val & AC97_MEA_PRE ? " PRE(ADC2)" : "",
 217                         val & AC97_MEA_PRF ? " PRF(DAC2)" : "",
 218                         val & AC97_MEA_PRG ? " PRG(HADC)" : "",
 219                         val & AC97_MEA_PRH ? " PRH(HDAC)" : "");
 220         if (mext & AC97_MEI_LINE1) {
 221                 val = snd_ac97_read(ac97, AC97_LINE1_RATE);
 222                 snd_iprintf(buffer, "Line1 rate       : %iHz\n", val);
 223         }
 224         if (mext & AC97_MEI_LINE2) {
 225                 val = snd_ac97_read(ac97, AC97_LINE2_RATE);
 226                 snd_iprintf(buffer, "Line2 rate       : %iHz\n", val);
 227         }
 228         if (mext & AC97_MEI_HANDSET) {
 229                 val = snd_ac97_read(ac97, AC97_HANDSET_RATE);
 230                 snd_iprintf(buffer, "Headset rate     : %iHz\n", val);
 231         }
 232 }
 233
 234 static void snd_ac97_proc_read(snd_info_entry_t *entry, snd_info_buffer_t * buffer)
 235 {
 236         ac97_t *ac97 = snd_magic_cast(ac97_t, entry->private_data, return);
 237
 238         if ((ac97->id & 0xffffff40) == AC97_ID_AD1881) {        // Analog Devices AD1881/85/86
 239                 int idx;
 240                 down(&ac97->spec.ad18xx.mutex);
 241                 for (idx = 0; idx < 3; idx++)
 242                         if (ac97->spec.ad18xx.id[idx]) {
 243                                 /* select single codec */
 244                                 snd_ac97_update_bits(ac97, AC97_AD_SERIAL_CFG, 0x7000,
 245                                                      ac97->spec.ad18xx.unchained[idx] | ac97->spec.ad18xx.chained[idx]);
 246                                 snd_ac97_proc_read_main(ac97, buffer, idx);
 247                                 snd_iprintf(buffer, "\n\n");
 248                         }
 249                 /* select all codecs */
 250                 snd_ac97_update_bits(ac97, AC97_AD_SERIAL_CFG, 0x7000, 0x7000);
 251                 up(&ac97->spec.ad18xx.mutex);
 252
 253                 snd_iprintf(buffer, "\nAD18XX configuration\n");
 254                 snd_iprintf(buffer, "Unchained        : 0x%04x,0x%04x,0x%04x\n",
 255                         ac97->spec.ad18xx.unchained[0],
 256                         ac97->spec.ad18xx.unchained[1],
 257                         ac97->spec.ad18xx.unchained[2]);
 258                 snd_iprintf(buffer, "Chained          : 0x%04x,0x%04x,0x%04x\n",
 259                         ac97->spec.ad18xx.chained[0],
 260                         ac97->spec.ad18xx.chained[1],
 261                         ac97->spec.ad18xx.chained[2]);
 262         } else {
 263                 snd_ac97_proc_read_main(ac97, buffer, 0);
 264         }
 265 }
 266
 267 static void snd_ac97_proc_regs_read_main(ac97_t *ac97, snd_info_buffer_t * buffer, int subidx)
 268 {
 269         int reg, val;
 270
 271         for (reg = 0; reg < 0x80; reg += 2) {
 272                 val = snd_ac97_read(ac97, reg);
 273                 snd_iprintf(buffer, "%i:%02x = %04x\n", subidx, reg, val);
 274         }
 275 }
 276
 277 static void snd_ac97_proc_regs_read(snd_info_entry_t *entry,
 278                                     snd_info_buffer_t * buffer)
 279 {
 280         ac97_t *ac97 = snd_magic_cast(ac97_t, entry->private_data, return);
 281
 282         if ((ac97->id & 0xffffff40) == AC97_ID_AD1881) {        // Analog Devices AD1881/85/86
 283
 284                 int idx;
 285                 down(&ac97->spec.ad18xx.mutex);
 286                 for (idx = 0; idx < 3; idx++)
 287                         if (ac97->spec.ad18xx.id[idx]) {
 288                                 /* select single codec */
 289                                 snd_ac97_update_bits(ac97, AC97_AD_SERIAL_CFG, 0x7000,
 290                                                      ac97->spec.ad18xx.unchained[idx] | ac97->spec.ad18xx.chained[idx]);
 291                                 snd_ac97_proc_regs_read_main(ac97, buffer, idx);
 292                         }
 293                 /* select all codecs */
 294                 snd_ac97_update_bits(ac97, AC97_AD_SERIAL_CFG, 0x7000, 0x7000);
 295                 up(&ac97->spec.ad18xx.mutex);
 296         } else {
 297                 snd_ac97_proc_regs_read_main(ac97, buffer, 0);
 298         }
 299 }
 300
 301 void snd_ac97_proc_init(ac97_t * ac97)
 302 {
 303         snd_info_entry_t *entry;
 304         char name[32];
 305         const char *prefix;
 306
 307         if (ac97->bus->proc == NULL)
 308                 return;
 309         prefix = ac97_is_audio(ac97) ? "ac97" : "mc97";
 310         sprintf(name, "%s#%d-%d", prefix, ac97->addr, ac97->num);
 311         if ((entry = snd_info_create_card_entry(ac97->bus->card, name, ac97->bus->proc)) != NULL) {
 312                 snd_info_set_text_ops(entry, ac97, 1024, snd_ac97_proc_read);
 313                 if (snd_info_register(entry) < 0) {
 314                         snd_info_free_entry(entry);
 315                         entry = NULL;
 316                 }
 317         }
 318         ac97->proc = entry;
 319         sprintf(name, "%s#%d-%d+regs", prefix, ac97->addr, ac97->num);
 320         if ((entry = snd_info_create_card_entry(ac97->bus->card, name, ac97->bus->proc)) != NULL) {
 321                 snd_info_set_text_ops(entry, ac97, 1024, snd_ac97_proc_regs_read);
 322                 if (snd_info_register(entry) < 0) {
 323                         snd_info_free_entry(entry);
 324                         entry = NULL;
 325                 }
 326         }
 327         ac97->proc_regs = entry;
 328 }
 329
 330 void snd_ac97_proc_done(ac97_t * ac97)
 331 {
 332         if (ac97->proc_regs) {
 333                 snd_info_unregister(ac97->proc_regs);
 334                 ac97->proc_regs = NULL;
 335         }
 336         if (ac97->proc) {
 337                 snd_info_unregister(ac97->proc);
 338                 ac97->proc = NULL;
 339         }
 340 }
 341
 342 void snd_ac97_bus_proc_init(ac97_bus_t * bus)
 343 {
 344         snd_info_entry_t *entry;
 345         char name[32];
 346
 347         sprintf(name, "codec97#%d", bus->num);
 348         if ((entry = snd_info_create_card_entry(bus->card, name, bus->card->proc_root)) != NULL) {
 349                 entry->mode = S_IFDIR | S_IRUGO | S_IXUGO;
 350                 if (snd_info_register(entry) < 0) {
 351                         snd_info_free_entry(entry);
 352                         entry = NULL;
 353                 }
 354         }
 355         bus->proc = entry;
 356 }
 357
 358 void snd_ac97_bus_proc_done(ac97_bus_t * bus)
 359 {
 360         if (bus->proc) {
 361                 snd_info_unregister(bus->proc);
 362                 bus->proc = NULL;
 363         }
 364 }